Management Board

Professional Career

Luka Mucic has been a member of the Management Board and Chief Executive Officer of Vonovia SE since January 2026.

He studied law at the Ruprecht-Karls University of Heidelberg and obtained a joint Executive MBA from Mannheim Business School and ESSEC Paris.

Luka began his career at SAP in 1996 and has held a series of management positions within the Global Finance and Administration division. He assumed responsibility for M&A projects, as well as for the global risk management function of SAP and the legal department of SAP Markets Europe.

After serving as CFO of SAP's DACH region (comprising Germany, Austria and Switzerland) from 2008 to 2012, he became head of Global Finance and a member of SAP's Global Managing Board in 2013. Luka also oversaw SAP's sustainability efforts and was responsible for SAP's Taulia and SAP Signavio business units for SAP customer offerings in the segment of business process management (SAP Signavio) and Supply Chain Financing  (Taulia).

He was the Chief Operating Officer of SAP SE from 2014 to 2017 and its Chief Financial Officer from 2014 to March 2023. During these roles, he was responsible for SAP's groupwide Finance, Legal, Data Protection, Procurement, Audit, Risk Management, Security, IT, and process management functions.

Before joining Vonovia Luka was Group Chief Financial Officer and a member of the Vodafone Group Plc Board from September 2023 to November 2025.

Further Appointments and Mandates*:

• Heidelberg Materials AG (Member of the Supervisory Board and Chair of the audit committee)

Professional career

Philip Grosse has been member of the Management Board of Vonovia SE as Chief Financial Officer since January 2022.

After studying business management, he worked in investment banking in Frankfurt and London between 1997 and 2012, most recently as Managing Director and Head of Equity Capital Markets Germany & Austria at Credit Suisse. As of 2013, Philip Grosse worked in leadership roles focusing on corporate finance and investor relations for the Deutsche Wohnen Group. He was appointed to the Management Board of Deutsche Wohnen as CFO in 2016.

Further Appointments and Mandates*:

• Gropyus AG (Member of the Supervisory Board)

Professional Career

Ruth Werhahn joined the Management Board of Vonovia SE on October 1, 2023, as Chief Human Resources Officer (CHRO).

Starting in 2018, Ruth Werhahn was member of the Executive Board and Labor Relations Director at TÜV Rheinland AG. As well as heading up the HR division, she was responsible for the international regions, coordinating cross-divisional activities of the technical inspection body.

A qualified lawyer, she started her career in HR at Düsseldorfer Veba AG in 2000. Starting in 2001, she held various positions within the newly established E.ON Group. From 2004 until the end of 2007, for example, she headed up the central staff function for the Board of Management and Supervisory Board before moving to the management of E.ON Nordic AB in the Swedish city of Malmö in 2008, where she assumed responsibility for business development and mergers & acquisitions. In the period from 2010 to 2013, she led the establishment of the new electromobility business area within the E.ON Group. Ruth Werhahn returned to HR in 2013 and went on to take over at the helm of the HR division for E.ON SE’s German business.

Further Appointments and Mandates*:

• LVM Lebensversicherungs-AG (Member of the Supervisory Board)
• LVM Pensionsfonds-AG (Member of the Supervisory Board; affiliated with LVM Lebensversicherungs-AG)
• Oras Invest Ltd. (Member of the Board of Directors)
• Wilh. Werhahn KG, Neuss (Member of the Supervisory Board)